QA plane mirror is placed with its plane at an angle of 30

Last updated: 6/8/2023

QA plane mirror is placed with its plane at an angle of 30 with the y axis Plane of the mirror is perpendicular to the xy plane and the length of the mirror is 3m as insect moves along x axis starting from a distance point with a speed 2cm s the during of the time for which the insect can see its own image in the mirror is 3cm 30 X